system admin Resume
Lin Liu
Summary of Qualifications
• IBM Certified AIX L Administrator on pSeries
• + years of experience in System Administration at large companies such as IBM
• years of experience in system testing and evaluation on Unix
• years experience in HACMP (Clustering)
• Excellent analytical, problem solving, and decision making skills
• Detail-oriented, self-motivated work style, proven ability to master new skills quickly.
Technical Skills
Operating Systems UNIX (AIX.x, Solaris), Linux, Windows
Network Administration & Security TCP/IP, NFS, FTP
Application Servers IBM WebSphere Application Server v
Storage Management SSA, SAN,TSM
Databases DB
Programming / Scripting Languages C, C++ , UNIX shell scripting
HA Solution HACMP for AIX
Hardware IBM eServer xSeries and pSeries, Partitioning via HMC, hardware connectivity
Professional Experience
System Administration
IBM Oct --- Mar New York
• Building up AIX system environment on pSeries, partitioning via HMC and hardware connectivity
• Aix System installation, configuration, upgrade and change management
• System monitoring and performance tuning
• LVM management
• Troubleshooting and close severe problem tickets that are rose by customers
• System evaluation and system test for new products
• Identifying problems as system administration is performed
• Writing up defects for any problems identified
• Cover x on-call for production systems steady state support for e-business and commercial
System Engineer
IT Company Jun – Mar Toronto, Canada
System Administrator
• AIX/Solaris system administration in clustering environment
• Installation, configuration, upgrade and replace failed components
• Health checking and troubleshooting
• Planning, definition, monitoring and configuring for HACMP
• Backup with TSM
• Shell scripting for system management
• File system, LVM, NFS and user management, back
• Backup and restore strategies
• System performance monitoring, tuning and maintaining
IT Specialist
IBM Mar -- Mar Beijing, China
System Administration
• AIX system administration
• Design user acceptance solution on AIX
• Installation, software upgrading and configuration on Aix with Websphere and Hacmp for showcase
• Clustering definition, configuration, planning, monitoring and administering
• Replacing failed components, changing shared LVM components/cluster resource
• File system, NFS and user management
• Backup strategies
• Logical volume/volume groups/physical volumes management, mirroring, RAID
• System performance monitoring, tuning and maintaining
Pre-announced Testing (in Yamato, Japan)
• Planning and developing test plans for Cluster (HACMP and MSCS) with fiber channel, ESS, SSA, and rd party software on AIX
• Installation, configuration and detection/verification the applications and network products
• Verify implementation before going to do pre-announce test
• Design test case and scenario for Clustering, rd party software and hardware
• Analyzed problems and help product engineer identify steps to reduce bugs
• Execute Functional, Performance, Integration, Regression tests
• Develop test specifications and scripts
Education
Bachelor’s degree in Software Engineering of Computer Science
Training
Linux Workshop
HACMP Installation & Implementation
AIX System Administration
Solaris System Administration
Certificate and References available upon request
